Using the judgment curves and the thickness of key strata decided from the parameters of drilling hole,the movement modes of key strata were judged and the theoretical basis for con...

• 通过与传统研究方法的对比和工程实例分析,表明文中厚层坚硬岩层运动规律的力学判据和判断方法可对“关键层”在运动过程中的破断方式进行较准确的预测。